Eligible for a Vodafone or Orange PAYG upgrade through Carphone Warehouse? Check out the Nokia Lumia 535 for £49.99 (£69.99 for non-upgrades). Available in black, orange and green, the latter exclusive to Carphone Warehouse.
Microsoft Lumia 535 specs include a 5in qHD display (960 x 540), Qualcomm Snapdragon 200 processor, 1GB of RAM, 8GB expandable storage (throw in up to 128GB via microSD), 5MP front and rear cameras, and Windows Phone 8.1 with Cortana personal assistant.
Free delivery. No top-up required for upgraders.
(Thanks to raj75 at HUKD)